In the early formalism Roman Law, the legal act must be conducted by the form, otherwise, it was illegal, so the form was important than the substance to the early Roman Law.

• 早期罗马法极重形式主义，凡为法律行为必依一定形式进行，否则不具法律效力。形式重于实质内容是早期罗马法形式主义的一个重要特征。